Frontend Developer

Helix by HL; Manizales; Presencial; COP 40.000.000 - 60.000.000; Jornada completa

Descripción de la vacante

A leading tech firm in Manizales, Colombia, is seeking an experienced developer to enhance their web applications. Candidates must have over 5 years of experience in JavaScript, React.js, and Next.js, with expertise in UI/UX design. The role focuses on developing user-facing features and optimizing performance. Strong knowledge in both front-end and back-end technologies is essential. This position offers opportunities for mentorship and contribution to innovative projects.

Formación

• 5+ years of JavaScript and React.js experience.
• Solid understanding of HTML5 and CSS3.
• Expertise in JavaScript for web development.
• Experience mentoring other developers.

Responsabilidades

• Develop user-facing web app features and landing portals.
• Ensure design correctness by working closely with the team.
• Optimize application performance and scalability.

Conocimientos

JavaScript

React.js

Next.js

HTML5

CSS3

Figma

REST

GraphQL

Token-based security

Cross-browser development

Descripción del empleo

Responsibilities

• Develop the web app and landing portals, which are user-facing features.
• Ensure the technical feasibility of UI/UX design.
• Work closely with the design and product team to ensure design correctness.
• Build reusable code and libraries for future use.
• Optimize the application for maximum speed and scalability.
• Assure all user input is validated before submitting it to the backend.

Requirements

• 5+ years of JavaScript, React.js, Next.js, and professional web development experience.
• Solid understanding of HTML5 LESS/CSS3
• Expert understanding of JavaScript.
• Experience with. React.js & Next.js .
• Experience with Figma.
• General knowledge of both front-end and back-end technologies.
• Experience with Datatables.
• Experience mentoring other developers.
• Experience with REST or GraphQL.
• Experience using token-based security, such as OAUTH or JWT.
• Must have knowledge of cross-browser development.
• Experience on a green-field project, designing and building an online platform.
• Basic knowledge of UX principles.

Nice To Have

• Strong knowledge of security regarding common website vulnerabilities.
• Full-stack development experience is a huge plus.
• An understanding of or exposure to financial capital markets and various financial instruments ( as stocks, ETFs, Mutual Funds, etc. ) is nice to have.